123455421

素因数分解:

$3^6\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{199}}^1$

素因数の和:277

約数の個数: 56

約数和(自身を含む): 199363200

約数和(自身を除く): 75907779

約数列:

[1, 3, 9, 23, 27, 37, 69, 81, 111, 199, 207, 243, 333, 597, 621, 729, 851, 999, 1791, 1863, 2553, 2997, 4577, 5373, 5589, 7363, 7659, 8991, 13731, 16119, 16767, 22089, 22977, 26973, 41193, 48357, 66267, 68931, 123579, 145071, 169349, 198801, 206793, 370737, 508047, 596403, 620379, 1112211, 1524141, 1789209, 3336633, 4572423, 5367627, 13717269, 41151807, 123455421]

約数ペア:

[(1, 123455421), (3, 41151807), (9, 13717269), (23, 5367627), (27, 4572423), (37, 3336633), (69, 1789209), (81, 1524141), (111, 1112211), (199, 620379), (207, 596403), (243, 508047), (333, 370737), (597, 206793), (621, 198801), (729, 169349), (851, 145071), (999, 123579), (1791, 68931), (1863, 66267), (2553, 48357), (2997, 41193), (4577, 26973), (5373, 22977), (5589, 22089), (7363, 16767), (7659, 16119), (8991, 13731)]